love our world

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Across
  1. 4. Things we throw away, like plastic and paper
  2. 5. Using something again instead of throwing it away
  3. 8. To keep something safe from harm, especially nature.
  4. 10. To use less of something to save resources
Down
  1. 1. The natural resource that covers 70% of our planet
  2. 2. When you collect bottles, cans, and paper to be turned into new items.
  3. 3. The opposite of clean
  4. 6. The natural world, including plants and animals.
  5. 7. A type of energy that comes from the sun
  6. 9. A place full of trees